Generally used to seal the ends of a pipeline or any connection. 113 PN16/4. - SCREWED BSPT - RAISED FACE BS4504 Table 16 Size Dia Thickness PCD Holes Bolt DN15 95mm 14mm 65mm 4 M12X50 DN20 105mm 16mm 75mm 4 M12X55 DN25 115mm 16mm 85mm 4 M12X55 DN32 140mm 16mm 100mm 4 M16X55 DN40 150mm 16mm 110mm 4 M16X55 DN50 165mm 18mm 125mm 4 M16X65 DN65 185mm 18mm 145mm 4 M16X65 DN80 200mm 20mm 160mm 8 M16X70 DN100 220mm 20mm 180mm 8 M16X70 DN125 250mm 22mm 210mm 8 M16X70 DN150 285mm 22mm 240mm 8 M20X70 DN200 340mm 24mm 295mm 12 M20X75.
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